Guyancourt Weather in January

January in Guyancourt brings low temperatures around 8°C (46°F) during the day, dropping to 2°C (36°F) at night, with some rainfall expected.

Rainfall in Guyancourt in January

You can typically expect 17 days of rain this month, averaging around 58 mm (2.3 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Guyancourt in January

Expect highs of 8°C (46°F) in Guyancourt in January, with nights dropping to around 2°C (36°F). The winter season is characteristic of January. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights fall to 2°C (36°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep. With temperatures often at their lowest, it is the coldest month of the year. Ideal for indoor activities, be sure to pack warm clothing.

Sunshine in Guyancourt in January

The area experiences limited sunny days, amounting to roughly 63 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Guyancourt.